Overview

overview

10

Static

static

10

2024-02-15...ma.exe

windows7-x64

10

2024-02-15...ma.exe

windows10-2004-x64

10

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General

  • Target

    2024-02-15_ec753315ec4b04a00ae8b5dfb6c45e63_crysis_dharma

  • Size

    92KB

  • Sample

    240215-xszzzseh24

  • MD5

    ec753315ec4b04a00ae8b5dfb6c45e63

  • SHA1

    a903115ffa6f3594ba3034e27d7d296832fb51f8

  • SHA256

    dfedd70ec623c4ed1c0301be4085237905edb6ee317306c3e3652fb29924ef65

  • SHA512

    496a5f7bf2ada536dcabdd58f595388e6ba74df5496033a4324576aa72a1a35ffa738c3dd12147ceb8688808c7a26bd4acc86d94dba0100e906b1d4835def534

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4ArMTFLulwJ9dj2o/GWXmIhtt8:Qw+asqN5aW/hLaTFLUQbH/IIny

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All FILES ENCRYPTED "RSA1024" All YOUR FILES HAVE BEEN ENCRYPTED!!! IF YOU WANT TO RESTORE THEM, WRITE US TO THE E-MAIL [email protected] IN THE LETTER WRITE YOUR ID, YOUR ID 4566CA23 IF YOU ARE NOT ANSWERED, WRITE TO EMAIL: [email protected] YOUR SECRET KEY WILL BE STORED ON A SERVER 7 DAYS, AFTER 7 DAYS IT MAY BE OVERWRITTEN BY OTHER KEYS, DON'T PULL TIME, WAITING YOUR EMAIL FREE DECRYPTION FOR PROOF You can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) DECRYPTION PROCESS: When you make sure of decryption possibility transfer the money to our bitcoin wallet. As soon as we receive the money we will send you: 1. Decryption program. 2. Detailed instruction for decryption. 3. And individual keys for decrypting your files. !WARNING! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All FILES ENCRYPTED "RSA1024" All YOUR FILES HAVE BEEN ENCRYPTED!!! IF YOU WANT TO RESTORE THEM, WRITE US TO THE E-MAIL [email protected] IN THE LETTER WRITE YOUR ID, YOUR ID 5FECB4F3 IF YOU ARE NOT ANSWERED, WRITE TO EMAIL: [email protected] YOUR SECRET KEY WILL BE STORED ON A SERVER 7 DAYS, AFTER 7 DAYS IT MAY BE OVERWRITTEN BY OTHER KEYS, DON'T PULL TIME, WAITING YOUR EMAIL FREE DECRYPTION FOR PROOF You can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) DECRYPTION PROCESS: When you make sure of decryption possibility transfer the money to our bitcoin wallet. As soon as we receive the money we will send you: 1. Decryption program. 2. Detailed instruction for decryption. 3. And individual keys for decrypting your files. !WARNING! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Targets

    • Target

      2024-02-15_ec753315ec4b04a00ae8b5dfb6c45e63_crysis_dharma

    • Size

      92KB

    • MD5

      ec753315ec4b04a00ae8b5dfb6c45e63

    • SHA1

      a903115ffa6f3594ba3034e27d7d296832fb51f8

    • SHA256

      dfedd70ec623c4ed1c0301be4085237905edb6ee317306c3e3652fb29924ef65

    • SHA512

      496a5f7bf2ada536dcabdd58f595388e6ba74df5496033a4324576aa72a1a35ffa738c3dd12147ceb8688808c7a26bd4acc86d94dba0100e906b1d4835def534

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4ArMTFLulwJ9dj2o/GWXmIhtt8:Qw+asqN5aW/hLaTFLUQbH/IIny

    Score
    10/10
    dharmapersistenceransomwarespywarestealer

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

      ransomwaredharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Renames multiple (312) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks